膜
静电纺丝
纳米纤维
吸附
聚苯乙烯
化学工程
接触角
材料科学
复合数
铜
纳米颗粒
高分子化学
复合材料
化学
纳米技术
聚合物
有机化学
工程类
生物化学
冶金
作者
Santosh D. Wanjale,Mallinath S. Birajdar,J. P. Jog,Ramesh Neppalli,Valerio Causin,J. Karger‐Kocsis,Jonghwi Lee,Prasad Panzade
标识
DOI:10.1016/j.jcis.2016.01.054
摘要
Polystyrene (PS)/TiO2 composite nanofiber membranes have been fabricated by electrospinning process for Cu(2+) ions removal from water. The surface properties of the polystyrene nanofibers were modulated by introducing TiO2 nanoparticles. The contact angle of the PS nanofiber membrane was found to be decreased with increasing concentration of TiO2, depicted enhanced hydrophilicity. These membranes were highly effective in adsorbing Cu(2+) ions from water. The adsorption capacity of these membranes was found to be 522 mg/g, which is significantly higher than the results reported by other researchers. This was attributed to enhanced hydrophilicity of the PS/TiO2 composite nanofiber membranes and effective adsorption property of TiO2 nanoparticles.
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